MADISON, Wis. – Whether it’s respiratory concerns, wildfire smoke tracking or just sheer curiosity, the public is interested in air quality monitoring. New tools from the Wisconsin Department of Natural Resources (DNR) allow the public to get involved in the tracking and reporting this information using low-cost air quality sensors. The air sensor technology market is expanding as more companies make lower-cost portable sensors available to the public. The information provided online provides the public with best practices for the use of low-cost, portable air sensors and may be used to assist with the setup of low-cost sensors, evaluation of the data collected and the interpretation of the results.